JP6941599B2 - ＭｇＢ２超伝導線材の製造方法，超伝導コイル及びＭＲＩ - Google Patents

ＭｇＢ２超伝導線材の製造方法，超伝導コイル及びＭＲＩ Download PDF

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Publication number: JP6941599B2
Authority: JP; Japan
Prior art keywords: wire; mgb; powder; sample; boron
Prior art date: 2016-04-14
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Active

Application number

JP2018511933A

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English (en)

Japanese (ja)

Other versions

JPWO2017179349A1 (ja

Inventor

一宗児玉

谷川　茂穂

茂穂谷川

博司小瀧

田中　秀樹

秀樹田中

和也西

西　　和也

孝明鈴木

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Hitachi Ltd

Original Assignee

Hitachi Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2016-04-14

Filing date

2017-03-10

Publication date

2021-09-29

2017-03-10 Application filed by Hitachi Ltd filed Critical Hitachi Ltd

2019-02-21 Publication of JPWO2017179349A1 publication Critical patent/JPWO2017179349A1/ja

2021-09-29 Application granted granted Critical

2021-09-29 Publication of JP6941599B2 publication Critical patent/JP6941599B2/ja

Status Active legal-status Critical Current

2037-03-10 Anticipated expiration legal-status Critical

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Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
- G01R33/3815—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets with superconducting coils, e.g. power supply therefor
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B12/00—Superconductive or hyperconductive conductors, cables, or transmission lines
- H01B12/02—Superconductive or hyperconductive conductors, cables, or transmission lines characterised by their form
- H01B12/10—Multi-filaments embedded in normal conductors
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
- H01F6/005—Methods and means for increasing the stored energy in superconductive coils by increments (flux pumps)
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N60/00—Superconducting devices
- H10N60/01—Manufacture or treatment
- H10N60/0856—Manufacture or treatment of devices comprising metal borides, e.g. MgB2
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N60/00—Superconducting devices
- H10N60/20—Permanent superconducting devices
- H10N60/202—Permanent superconducting devices comprising metal borides, e.g. MgB2
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
- H01F6/06—Coils, e.g. winding, insulating, terminating or casing arrangements therefor
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment

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Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Power Engineering (AREA)
Electromagnetism (AREA)
Condensed Matter Physics & Semiconductors (AREA)
General Physics & Mathematics (AREA)
Manufacturing & Machinery (AREA)
Superconductors And Manufacturing Methods Therefor (AREA)

JP2018511933A 2016-04-14 2017-03-10 ＭｇＢ２超伝導線材の製造方法，超伝導コイル及びＭＲＩ Active JP6941599B2 (ja)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP2016080720		2016-04-14
JP2016080720		2016-04-14
PCT/JP2017/009648 WO2017179349A1 (fr)	2016-04-14	2017-03-10	Procédé de fabrication de matériau de fil supraconducteur mgb2, bobine supraconductrice, et appareil d'irm

Publications (2)

Publication Number	Publication Date
JPWO2017179349A1 JPWO2017179349A1 (ja)	2019-02-21
JP6941599B2 true JP6941599B2 (ja)	2021-09-29

Family

ID=60042605

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP2018511933A Active JP6941599B2 (ja)	2016-04-14	2017-03-10	ＭｇＢ２超伝導線材の製造方法，超伝導コイル及びＭＲＩ

Country Status (3)

Country	Link
US (1)	US11562836B2 (fr)
JP (1)	JP6941599B2 (fr)
WO (1)	WO2017179349A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP7050507B2 (ja)	2018-01-31	2022-04-08	株式会社日立製作所	ＭｇＢ２超伝導線材及びその製造方法
KR102478700B1 (ko) *	2021-12-30	2022-12-19	강원대학교산학협력단	임계전류밀도 특성이 향상된 In-situ 이붕화 마그네슘 초전도 선재의 제조방법
CN120280219B (zh) *	2025-06-12	2025-09-19	西安聚能超导线材科技有限公司	一种千芯先位法MgB2超导线材的制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10114934A1 (de)	2001-03-22	2002-09-26	Dresden Ev Inst Festkoerper	Verfahren zur Herstellung von supraleitenden Drähten und Bändern auf Basis der Verbindung MgB¶2¶
JP3775304B2 (ja) *	2002-01-25	2006-05-17	日立電線株式会社	二ホウ化マグネシウム超電導線材の製造方法
JP4500901B2 (ja)	2004-10-01	2010-07-14	独立行政法人物質・材料研究機構	複合シースニホウ化マグネシウム超電導線材とその製造方法
JP2006127898A (ja)	2004-10-28	2006-05-18	Sumitomo Electric Ind Ltd	焼結体、焼結体の製造方法、超電導線材、超電導機器、および超電導線材の製造方法
JP4954511B2 (ja) *	2005-08-25	2012-06-20	独立行政法人物質・材料研究機構	ＭｇＢ２超電導体とその線材の製造方法
EP2062302A4 (fr) *	2006-06-23	2012-11-28	Univ Wollongong	Matériaux superconducteurs et procédés de synthèse
JP5519430B2 (ja) *	2010-06-30	2014-06-11	株式会社日立製作所	ＭｇＢ２超電導線材の製造方法
US10134508B2 (en) *	2013-12-10	2018-11-20	Hitachi, Ltd.	MgB2 superconductive wire material, and production method therefor
JP6161034B2 (ja) *	2013-12-17	2017-07-12	国立研究開発法人物質・材料研究機構	ＭｇＢ２超伝導体の製造方法およびＭｇＢ２超伝導体

2017
- 2017-03-10 WO PCT/JP2017/009648 patent/WO2017179349A1/fr not_active Ceased
- 2017-03-10 JP JP2018511933A patent/JP6941599B2/ja active Active
- 2017-03-10 US US16/092,231 patent/US11562836B2/en active Active

Also Published As

Publication number	Publication date
US20200090835A1 (en)	2020-03-19
WO2017179349A1 (fr)	2017-10-19
US11562836B2 (en)	2023-01-24
JPWO2017179349A1 (ja)	2019-02-21

Publication	Publication Date	Title
US9224937B2 (en)	2015-12-29	Precursor of MgB2 superconducting wire, and method for producing the same
JP6941599B2 (ja)	2021-09-29	ＭｇＢ２超伝導線材の製造方法，超伝導コイル及びＭＲＩ
Muralidhar et al.	2015	Effects of silver addition on critical current densities and mechanical properties in bulk MgB2
US11694824B2 (en)	2023-07-04	MGB2 superconducting wire material and manufacturing method therefor
JP6498791B2 (ja)	2019-04-10	超伝導線材、超電導線材の前駆体、超電導線材の製造方法、超電導コイル、ｍｒｉ及びｎｍｒ
EP2843671A1 (fr)	2015-03-04	Fil supraconducteur, corps précurseur de fil supraconducteur et son procédé de fabrication, et corps de précurseur de conducteur multi-noyau supraconducteur
EP1361617A2 (fr)	2003-11-12	Méthode de fabrication de fils supraconducteurs à base de filaments creuses de MgB2
US8173579B2 (en)	2012-05-08	Fabrication method of a MgB2 superconducting tape and wire
JP5520260B2 (ja)	2014-06-11	超電導線材及びその製造方法
US20210036207A1 (en)	2021-02-04	Superconductor comprising magnesium diboride and manufacturing method therefor
JP5889116B2 (ja)	2016-03-22	ＭｇＢ２超電導線材およびその製造方法
US7749939B2 (en)	2010-07-06	MgB2 superconductor, its wire, and a manufacturing method thereof
Wang et al.	2015	High temperature oxidation and its induced coercivity loss of a 2: 17 type SmCo-based magnet
Choi et al.	2021	Overview of MgB2 wires fabricated by Sam Dong Co., Ltd.
Liu et al.	2021	High-pressure insulating phase of Mo 4 O 11 with collapsed volume
JPWO2014162379A1 (ja)	2017-02-16	超電導線材とその製造方法、および超電導コイル
JP7379214B2 (ja)	2023-11-14	ＭｇＢ２超伝導線材の前駆体およびＭｇＢ２超伝導線材の製造方法
Zhang et al.	2007	Effect of Nano-C Doping on the Critical Current Density and Flux Pinning of MgB $ _ {2} $ Tapes
Sobrero et al.	2015	Multifilamentary MgB 2 Wires Prepared by an In Situ Powder-in-Tube Method
JPWO2020080279A1 (ja)	2021-09-30	導電体の製造方法、導電体、超伝導送電線、超伝導磁石装置及び超伝導磁気シールド装置
Brunner et al.	2016	Magnetic Studies of MgB 2 Prepared by Internal Magnesium Diffusion With Various Doping
Yiteng	2022	University of Caen Normandy
Ruan et al.	2025	Unusual flux jump behaviors and pinning mechanism of MgB2 bulks at low temperature
Kario	2011	High Energy Milled ex situ MgB2 for Tapes and Wires
JP2025146663A (ja)	2025-10-03	熱間加工磁石

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